Eaton Detroit Spring Inc.

Chevrolet Blazer
1973 - 1979 Application Guide

& Ordering

Select Ride Height and Click Part Number to order
Rev.
10/2010
Engine
Front Leaf Springs
Rear Leaf Springs
Part No.
Lvs.
Width
Rate
Load
Part No.
 Note
Lvs.
Rate
Load

1973

Blazer - 2WD
250, 292, 307, 350, 454
 
4/1
431
1900
         
 
4/1
243 / 496
2110

1973

K5 Blazer - 4WD
350, 454
 
4/1
496
2112
         
Low Arch
5/1
330 / 540
2350
         
High Arch
5/1
540
2350

1974

Blazer - 2WD
250, 350
 
4/1
243 / 496
2110
         
 
4/1
431
1900

1974

K5 Blazer - 4WD
250, 350
 
4/1
496
2112
         
Low Arch
5/1
330 / 540
2350
         
High Arch
5/1
540
2350

1975

Blazer - 2 Door - 2WD
250, 350, 400
 
4/1
431
1900
         
 
4/1
243 / 496
2110

1975

K5 Blazer - 2 Door - 4WD
250, 350, 400
2
2 1/2
1200
 
4/1
496
2112
3
2 1/2
480
1400
Low Arch
5/1
330 / 540
2350
4
2 3/4
1900
High Arch
5/1
540
2350

1976

Blazer - 2 Door - 2WD
250, 350, 400, 454
 
4/1
431
1900
         
 
4/1
243 / 496
2110

1976

K5 Blazer - 2 Door - 4WD
250, 350, 400, 454
2
2 1/2
1200
 
4/1
496
2112
3
2 1/2
480
1400
Low Arch
5/1
330 / 540
2350
4
2 3/4
1900
High Arch
5/1
540
2350

1977 - 78

Blazer - 2 Door - 2WD
250, 305, 350, 400, 454
 
4/1
431
1900
         
 
4/1
243 / 496
2110

1977 - 78

K5 Blazer - 2 Door - 4WD
250, 305, 350, 400, 454
2
2 1/2
1200
 
4/1
496
2112
3
2 1/2
480
1400
Low Arch
5/1
330 / 540
2350
4
2 3/4
1900
High Arch
5/1
540
2350

1979

Blazer - 2 Door - 2WD
250, 305, 350., 400
 
4/1
431
1900
         
 
4/1
243 / 496
2110

1979

K5 Blazer - 2 Door - 4WD
292, 305, 350, 400
2
2 1/2
1200
 
4/1
496
2112
3
2 1/2
480
1400
Low Arch
5/1
330 / 540
2350
4
2 3/4
1900
High Arch
5/1
540
2350

All Part Numbers listed above are Stock Ride Height.
Leaf Springs are available lifted or lowered up to 3 Inches, in 1 Inch increments.
Leaf Springs are sold Per Each.
For a pair of Leaf Springs, order 2.
Lifting or Lowering Leaf Springs adds $20.00 per spring.
We offer many springs that are not listed here. If you don't see your application, or need something custom, please Contact Us.
EATON Detroit Spring Inc.
1555 Michigan Avenue
Detroit, MI 48216
Phone: 1-313-963-3839
Fax: 1-313-963-7047